the first technology of its kind... mom and dad, i have great news. is now providing answers families need. siemens. answers. >>> we are asking everyone to shelter in place for the time being, not to leave their homes. if they see something suspicious, other than a police officer coming to their door, they should call 911 immediately. >> now, those were local authorities speaking earlier in a press conference at about 4:30 local time in watertown, massachusetts. this follows an extraordinary series of events that began at about 10:00 p.m. in cambridge, massachusetts, last night. that's again local time in which two suspects we can now say are the same two suspects in the boston marathon bombing on monday were involved in an incident that involved an armed robbery, a car jacking, the death of an m.i.t. campus official. m.i.t. is now shut for classes today. after this incident, the entire scene moved to watertown, massachusetts, nearby where there was a series of events there which authorities were trying to describe this morning involving gunshots, inv